Owlready

This is a forum and mailing list for Owlready2. Owlready2 is a module for ontology-oriented programming in Python 3, including OWL parsers and an optimized RDF quadstore.

Links: Website -- Owlready2 on BitBucket (development repository) -- Owlready2 on PyPI (Python Package Index, stable release) -- Documentation

If you use Owlready2 in scientific works, please cite the following article:
Lamy JB.
Owlready: Ontology-oriented programming in Python with automatic classification and high level constructs for biomedical ontologies.
Artificial Intelligence In Medicine 2017;80:11-28

You may also be interested by my book on Python and ontologies, available in English and French (click on the cover on the right).

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Topics (771)
Replies Last Post Views
Reasoning on subgraphs of an ontology by emir
1
by Jiba
Having problem in loading local Sparql endpoint through get_ontology() by 7klaus
1
by Jiba
handling of imported ontology by gp
14
by Jiba
Trouble accessing data property (dash?) by Sam S
1
by Jiba
Queries using RDFLIB by Marcos Motta
1
by Jiba
Handling multiple ontologies by dguidi
1
by Jiba
External Classes by matthew_crowther
1
by Jiba
Loading the Wordnet ontology - combining Owl and ntriples imports? by Bonnevie
5
by Jiba
Inverse Properties by bernard.lhostis
1
by Jiba
Importing ontologies by emir
1
by felix
How much memory can I allocate to JAVA_memory? by emir
1
by emir
FILTER IN SPARQL by jos lehmann
1
by jos lehmann
Data Property of datatype 'float' being created as 'decimal' by gbaesso
13
by Bluer
* Owlready2 * Warning: optimized Cython parser module 'owlready2_optimized' is not available, defaulting to slower Python implementation by emir
6
by emir
Loading data from csv file: how to encode literals by ajthomas
0
by ajthomas
Hermit error: The datatype '...' is not part of the OWL 2 datatype map by jos lehmann
2
by jos lehmann
How general is Owlready2? by jos lehmann
4
by jos lehmann
Assigning data and object properties to newly created individuals by evgenia
1
by Jiba
How to access ontology annotations by Jade
4
by Jiba
Dataproperty cardinality setting problem by synsem950
2
by synsem950
General understanding of implementing an ontology with owlready by jpg_nabble
1
by Jiba
Does SPARQL return data only if found the whole pattern? by emir
2
by emir
Multiple types in domain by emir
2
by emir
prop.py isinstance issue by felix
1
by Jiba
Owlready 2 - 0.13 by Jiba
3
by emir
Hermit Debugging by Mehmed
3
by Jiba
Object property by Mustafa
1
by Jiba
Reasoning on large files by emir
1
by Jiba
Pellet Reasoner Memory issue by Gopi
3
by Jiba
Object property problem by Mustafa
3
by Jiba
can't assign an object property to instances of a class. by leonlp
10
by Jiba
Worlds and quadstores by emir
2
by emir
Querying instances of one ontology through another. by emir
2
by emir
Reparenting doesn't work with large number of instances by emir
2
by emir
Adding custom datatype by dguidi
2
by dguidi
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